The way modern browsers are made you don't need to download anything to get rid of stuff like that. At worst, uninstall and start again.
Make sure you go to Add/Remove programs and ensure there are no entries for your offending jacker there.
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The way modern browsers are made you don't need to download anything to get rid of stuff like that. At worst, uninstall and start again.
Make sure you go to Add/Remove programs and ensure there are no entries for your offending jacker there.